import axios from 'axios'
import { ElMessage } from 'element-plus'
import router from '../router'

//创建axios实例对象
const request = axios.create({
    baseURL: 'http://localhost:8080',
    timeout: 600000
})
//axios的请求 request 拦截器
request.interceptors.request.use(
  (config) => { //成功回调
    const loginUser=JSON.parse(localStorage.getItem('loginUser'))
        if (loginUser && loginUser.token) {
        // 如果有token就携带token
            config.headers.token = loginUser.token
        }
        return config
    },
    (error) => { //失败回调
        return Promise.reject(error)
    }
)
//axios的响应 response 拦截器
request.interceptors.response.use(
  (response) => { //成功回调
    return response.data
    },
  (error) => { //失败回调
    if(error.response.status===401){
      //提示信息
        ElMessage.error('登录已过期，请重新登录')
      //跳转到登录页面
        router.push('/login')
    }else{
        ElMessage.error("请求失败，请稍后再试")
    }
        return Promise.reject(error)
    }
)

export default request